*{
    margin: 0;
    padding: 0;
}
body,html{
    width: 100%;
    height: 100%;
}
main{
    width: 1200px;
    height: 500px;
   
    margin: 0 auto;
    display: flex;
}
main div:nth-child(1){
    width: 50%;
    background-color: #fff;
}
main div:nth-child(1) .zoom{
    position: relative;
    width: 350px;
    height: 400px;
    margin: 0 auto;
    margin-top: 50px;
}
main div:nth-child(1) .zoom .pic{
    position: relative;
    width: 100%;
    height: 400px;
}
main div:nth-child(1) .zoom .pic img{
    width: 100%;
    height: 340px;
}
main div:nth-child(1) .zoom ul{
    display: flex;
}
main div:nth-child(1) .zoom ul li{
    list-style: none;
    width: 20%;
    height: 60px;
    border-right: 1px solid orange;
    font-size: 20px;
    text-align: center;
    line-height: 60px;
    cursor: pointer;
}
main div:nth-child(1) .zoom ul li:last-child{
    border: none;
}
main div:nth-child(2){
    width: 50%;
    background-color: #fff;
}

.details{
    width: 1200px;
    min-height: 200px;
    margin: 0 auto;
}
.bigBox{
    width: 400px;
    height: 400px;
    position: absolute;
    left: 370px;
    top: 0;
    background: #333;
    overflow: hidden;
    display: none;
    z-index: 10000;
}
.bigBox img{
    position: absolute;
    z-index: 10000;
}
.mask{
    width: 100px;
    height: 100px;
    opacity: 0.5;
    background-color: rgb(161, 231, 220);
    position: absolute;
    top: 0;
    left: 0;
    cursor: pointer;
 display: none;

}
.price {
    color: red;
    font-size: 30px;  
}
.num{
    display: inline;
    position: relative;
}
.num input {
    width: 50px;
    height: 50px;
    text-align: center;
}
.num .top,.button{
    width: 24px;
    height: 24px;
    font-size: 24px;
    cursor: pointer;
}
.num .js{
    width: 25px;
    height: 50px;
    text-align: center;
    line-height: 25px;
    position: absolute;
    left: 54px;
    top: -15px;
}
.btn {
    width: 150px;
    height: 50px;
    background: red;
    color: #fff;
    font-size: 25px;
    border: 0;
    display: inline;
    margin-left: 50px;
    cursor: pointer;
}
.btn a{
    text-decoration: none;
    color: #fff;
}
main .right .choose {
    margin-bottom: 30px;
    margin-top: 12px ;
    border-top: 1px solid #e0e0e0;
}
main .right .choose .address{
    margin-top: 15px;
    padding: 30px 50px;
    position: relative;
    background: #fafafa;
    border: 1px solid #e0e0e0;
}
main .right .choose .address .icon-dibiao{
position: absolute;
left: 20px;
top: 34px;
color: #999;
}
main .right .choose .address span{
    margin: 0px 10px;
    cursor: pointer;
}
main .right .choose  h3{
    font-weight: 500;
    font-size: 18px;
margin: 30px 0px;
}
main .right .choose .color{
    border: 1px solid rgb(255, 103, 0);
    color: rgb(255, 103, 0);
    line-height: 42px;
    height: 42px;
    width: 292px;
    font-size: 16px;
    text-align: center;
    cursor: pointer;
}
// 侧边导航栏
.count {
    position: fixed;
    right: 0;
    top: 90px;
  }
  .count i{
    font-size: 30px;
    display: block;
    color: rgb(161, 161, 161);
    margin-bottom: 9px;
    position: relative;
  }
  .count li{
    background: #fff;
    width: 84px;
    height: 92px;
    font-size: 14px;
    text-align: center;
    border: 1px solid rgb(246, 246, 246);
    padding: 15px 10px;
    box-sizing: border-box;
    color: rgb(161, 161, 161);
}
.count .cart_num {
  color: #fff;
  background-color: #FF6700;
  display: block;
  width: 15px;
  height: 15px;
  font-size: 12px!important;
  border-radius: 50%;
  position: absolute;
  top: 0px;
  right: 9px;
}
.count  .back-top{
  margin-top: 10px;
  background: #fff;
  width: 84px;
  height: 92px;
  font-size: 14px;
  text-align: center;
  border: 1px solid rgb(246, 246, 246);
  padding: 15px 10px;
  box-sizing: border-box;
  color: rgb(161, 161, 161);
}